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US 2016/0245277 A1Published application
System and method for pumping fluid using a pump cassette
AssigneeDEKA Products Limited Pertnership
InventorsRichard J. Lanigan, James D. Dale
Life of this patent
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Abstract
A system and method for pumping fluid using a pump cassette is disclosed. The system includes a control assembly for operating the pump cassette. A force assembly having a movable member is capable of applying force to the pump cassette to press the pump cassette against the control assembly. The movable member may be an expandable member, such as a bladder.
Claims6
A system for pumping fluid comprising:
- a pump cassette that includes a pumping chamber, an inlet, an outlet, one or more fluid channels, and a flexible membrane that can be displaced to pump fluid within the pump cassette;
- a chassis on which a control assembly is attached, the control assembly having pneumatic channels for actuating the flexible membrane on the pump cassette;
- a door hingedly mounted to the chassis, the door including a force assembly having a movable member for pressing the pump cassette against the control assembly;
- and
- a cassette receptacle interposed between the door and the chassis to support the pump cassette;
- wherein
- actuation of the force assembly sealingly presses the pump cassette against the control assembly upon closing the door and actuating the force assembly.
4 more elements
Dependencies are inferred from the claim text.